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Safe (bounds-checked) array lookup in Swift, through optional bindings?
... was): for Collection types where the Indices are not contiguous. E.g. for Set instances, if we were to access a set element by index (SetIndex<Element>), we can run into runtime exceptions for indices that are >= startIndex and < endIndex, in which case the safe subscript fails (see e.g...
The case against checked exceptions
For a number of years now I have been unable to get a decent answer to the following question: why are some developers so against checked exceptions? I have had numerous conversations, read things on blogs, read what Bruce Eckel had to say (the first person I saw speak out against them).
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How can I initialize an ArrayList with all zeroes in Java?
...uite the same as what the OP wants. It would work if all you need to do is set, but you might be better of just using an array in that case.
– ColinD
Apr 8 '11 at 21:21
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Why does the C++ STL not provide any “tree” containers?
...ccess characteristics
For this we have
std::map (and std::multimap)
std::set (and std::multiset)
Basically the characteristics of these two containers is such that they practically have to be implemented using trees (though this is not actually a requirement).
See also this question:
C tree Imp...
Is it possible to refresh a single UITableViewCell in a UITableView?
...tion:UITableViewRowAnimationNone];
[self.tableView endUpdates];
You can set whatever your like as animation effect, of course.
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Greenlet Vs. Threads
... editor after snippets, if snippets enabled
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Import CSV to SQLite
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Why are you setting .mode? Isn't that only for output?
– Alan
Jun 3 '16 at 17:51
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Is there a performance difference between i++ and ++i in C++?
We have the question is there a performance difference between i++ and ++i in C?
17 Answers
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What's in an Eclipse .classpath/.project file?
...ts)
The .classpath file is maintained by Eclipse's JDT feature (feature = set of plugins). JDT holds multiple such "meta" files in the project (see the .settings directory inside the project); the .classpath file is just one of them. Specifically, the .classpath file contains information that the J...
How can I list ALL DNS records?
...@ns1.google.com google.com axfr
If you have control of the zone, you can set it up to get transfers that are protected with a TSIG key. This is a shared secret the the client can send to the server to authorize the transfer.
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